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Student learn
- dentify defence barriers to prevent entry of pathogens in humans: – skin – mucous membranes – cilia – chemical barriers – other body secretions
- gather, process and present information from secondary sources to show how a named disease results from an imbalance of microflora in humans
- identify antigens as molecules that trigger the immune response
- explain why organ transplants should trigger an immune response
- identify defence adaptations, including: – inflammation response – phagocytosis – lymph system – cell death to seal off pathogen
